UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lRC3fHYXkAayuXnjh89oF/iBiHWn7G5llTupWC2Q/w8=' 
WHERE 
  key_id = '39c0b6480cae79f5f26830fbceb046ccd8753cee073f6e904cad9f46fbbdf1f1' 
  AND (
    token = 'lRC3fHYXkAayuXnjh89oF/iBiHWn7G5llTupWC2Q/w8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )